In CA PPM, the IDEA create page was hanging for 3+ minutes after the upgrade

After upgrading CA PPM to 15.4, the IDEA create page was taking more than 3 minutes to save. This page used to take 2-3 seconds to save before the upgrade. The performance issue is happening when the page is not populated with all the required fields.

Resolution:

After performing an action trace on this page, the below query was taking 46 - 50 seconds and it was executed 6 times with a single save.